FR801311A - New dyes of the polymethine series and their preparation process - Google Patents
New dyes of the polymethine series and their preparation processInfo
- Publication number
- FR801311A FR801311A FR801311DA FR801311A FR 801311 A FR801311 A FR 801311A FR 801311D A FR801311D A FR 801311DA FR 801311 A FR801311 A FR 801311A
- Authority
- FR
- France
- Prior art keywords
- preparation process
- new dyes
- polymethine series
- polymethine
- series
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/10—The polymethine chain containing an even number of >CH- groups
- C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2089633X | 1935-01-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR801311A true FR801311A (en) | 1936-08-01 |
Family
ID=7984409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR801311D Expired FR801311A (en) | 1935-01-25 | 1936-01-25 | New dyes of the polymethine series and their preparation process |
Country Status (2)
Country | Link |
---|---|
US (1) | US2089633A (en) |
FR (1) | FR801311A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3152905A (en) * | 1961-02-09 | 1964-10-13 | Minnesota Mining & Mfg | Sensitizing methine dyes and intermediates, process for preparing same and photographic element containing these dyes |
US3853859A (en) * | 1969-01-21 | 1974-12-10 | Du Pont | Nonfluorescent, green-yellow cationic dye |
-
1936
- 1936-01-20 US US59996A patent/US2089633A/en not_active Expired - Lifetime
- 1936-01-25 FR FR801311D patent/FR801311A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2089633A (en) | 1937-08-10 |
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